OpenTechnical

OT-2026-000041251

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000041251) never changes.

Identity and time

Publication numberOT-2026-000041251 · never reused
Internal UUID01a0ae79-b143-7a2b-aebe-979e2cbb5f22 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041251
StatusPUBLIC

Content hashes

Canonical text64d42108af8f1dfd98eeb2e8862068888708b7ddd882e6195e9e55919e771e82
Markdown51de630b0246b120cd4d83c0d8976a9e833b1ee269eedab3a42fcdb13e2b5d8c
PDF
Publication pagef15de277e096711aad5d0ac52cccd73349347a4b4cef00566d7ee1429eba914d
Manifest81aa908f3cc8ced0ad152d35ab0d258f72d44edc4a2c03c9e0026bcb362a45a3

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureaUx/rOue/rNwYiR1+Qf33oBhCHycsLjIMzT0vww2RopskUHMx+srYLQ1gXk4lEH8elz/SLmTWrZNCoR1d4HCDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:17:13.280877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041251
observed f15de277e096711aad5d0ac52cccd733...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:13.259927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041251/manifest.json
observed 81aa908f3cc8ced0ad152d35ab0d258f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:13.241115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041251/publication.md
observed 51de630b0246b120cd4d83c0d8976a9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:13.220344ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041251/publication.txt
observed 64d42108af8f1dfd98eeb2e886206888...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.